4 letter words:
dirk9,
dork9,
grok9,
gird6,
grid6,
giro5,
gori5,
3 letter words:
kid8,
irk7,
kir7,
koi7,
kor7,
oik7,
rok7,
dig5,
dog5,
gid5,
god5,
dor4,
gio4,
gor4,
ord4,
rid4,
rig4,
rod4,
2 letter words:
ki6,
ko6,
di3,
do3,
gi3,
go3,
id3,
od3,
io2,
oi2,
or2,